Kt boundary dating

The explosion released energy estimated at about 500 kilotons of TNT (about 20 to 30 times more energy than the Hiroshima atomic bomb).The event brought to the world's attention the very real hazards associated with the impact of objects from outer space.

Throughout history there have been reports of stones falling from the sky, but the scientific community did not recognize the extraterrestrial origin of meteorites until the 1700s.

However, the volcanic theory is still believed by a majority of palaeontologists. The unscientific behaviour of those involved in the meteorite paradigm change will be briefly explored.

Evidence that the dinosaurs died in a cataclysm of global proportions will be presented, such as the huge water-laid dinosaur graveyards found over the earth.

Meteorites On February 15, 2013 a meteor exploded in the sky over Chelyabinsk, southern Russia.

Although no people or buildings were hit by the resulting meteorite, the shockwave from the exploding object injured about 1500 people and caused damage to 7200 buildings in the region.

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Dinosaur extinction is still a major enigma of earth history.

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